Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove Ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

8th Grade - Reaction

Review of Reactions in Chemistry

QuestionAnswer
Chemical Reaction Occurs when one or more substances change to form new substances
Reactants The substances that change in a chemical reaction
Products The substances that are the result of the change in the chemical reaction
Evidence that a chemical change has occurred Formation of precipitate, temperature change, color change, or formation of gas
Endothermic A chemical reaction that occurs when heat is absorbed or taken in
Exothermic A chemical reaction that occurs when heat energy is released
Law of Conservation of Mass Matter can neither be created nor destroyed, it can only change form
Chemical Equation A way of writing the changes that occur during a chemical reaction
In order for a chemical reaction to be balanced, these must be equal The atoms of the reactant and the atoms of the product
Created by: lcdwinal